]> git.baikalelectronics.ru Git - kernel.git/commit
vhost_vdpa: don't setup irq offloading when irq_num < 0
authorZhu Lingshan <lingshan.zhu@intel.com>
Tue, 22 Feb 2022 11:54:25 +0000 (19:54 +0800)
committerMichael S. Tsirkin <mst@redhat.com>
Mon, 28 Mar 2022 20:52:57 +0000 (16:52 -0400)
commit25084ce0b39c86a81bc22dc098a07f902a6a3205
tree7ca2660a6c29d97778e65b248a66679cd5b2bf21
parentfa46b316c5013ed0edc018ee23dc23cdf9790adc
vhost_vdpa: don't setup irq offloading when irq_num < 0

When irq number is negative(e.g., -EINVAL), the virtqueue
may be disabled or the virtqueues are sharing a device irq.
In such case, we should not setup irq offloading for a virtqueue.

Signed-off-by: Zhu Lingshan <lingshan.zhu@intel.com>
Link: https://lore.kernel.org/r/20220222115428.998334-3-lingshan.zhu@intel.com
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
drivers/vhost/vdpa.c